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[unity] Repacking now reuses shared regions.

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John 2017-03-16 21:42:19 +08:00 committed by GitHub
parent 071a1b5472
commit 98ab69a61c
1 changed files with 18 additions and 3 deletions
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21
spine-unity/Assets/spine-unity/Modules/AttachmentTools/AttachmentTools.cs
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@ -1,4 +1,4 @@
/******************************************************************************
/******************************************************************************
* Spine Runtimes Software License v2.5
*
* Copyright (c) 2013-2016, Esoteric Software
@ -302,12 +302,27 @@ namespace Spine.Unity.Modules.AttachmentTools {
var skinAttachments = o.Attachments;
var newSkin = new Skin(newName);
var existingRegions = new Dictionary<AtlasRegion, int>();
var textureIndexes = new List<int>();
var repackedAttachments = new List<Attachment>();
var texturesToPack = new List<Texture2D>();
int newRegionIndex = 0;
foreach (var kvp in skinAttachments) {
var newAttachment = kvp.Value.GetClone(true);
if (IsRenderable(newAttachment)) {
texturesToPack.Add(newAttachment.GetAtlasRegion().ToTexture());
var region = newAttachment.GetAtlasRegion();
int existingIndex;
if (existingRegions.TryGetValue(region, out existingIndex)) {
textureIndexes.Add(existingIndex); // Store the region index for the eventual new attachment.
} else {
texturesToPack.Add(region.ToTexture()); // Add the texture to the PackTextures argument
existingRegions.Add(region, newRegionIndex); // Add the region to the dictionary of known regions
textureIndexes.Add(newRegionIndex); // Store the region index for the eventual new attachment.
newRegionIndex++;
}
repackedAttachments.Add(newAttachment);
}
var key = kvp.Key;
@ -326,7 +341,7 @@ namespace Spine.Unity.Modules.AttachmentTools {
for (int i = 0, n = repackedAttachments.Count; i < n; i++) {
var a = repackedAttachments[i];
var r = rects[i];
var r = rects[textureIndexes[i]];
var oldRegion = a.GetAtlasRegion();
var newRegion = UVRectToAtlasRegion(r, oldRegion.name, page, oldRegion.offsetX, oldRegion.offsetY, oldRegion.rotate);
a.SetRegion(newRegion);